factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009008089509 1,319 digits created 2026-07-27

Value

51443378872805226566086020243198751947317007372114693054386214904088165355081950512994791479805232032687917974958818962263966708858159223117884844559960560550945850999083936732263069191926749331305689072742157045957609525128726428537679739049511330773325089980103724048341340052443718686775897803678581806190534564783427739946260922882797143540120831121358238230664426587583847971797118348544738909574164031322068611375802253453838124267194653340671620705476682026768729991532284526182349348763367726707032233845570495126111683497993475651892935683995892756280436817802621864056286000555787901288091807990042366315769129442504770054319101470853844135751255501801669416974188199125638156987803020636440948716779511659129996947891883676995215795673335623866629688450847612031667130886777230019303982082658102025883686877764853970401809657670766228676531022595399184977405011112382620906908624991985219600522075956220312487557290685890580897448871335163790731907183558385402423815268570749711404552749642407097643521558038317983351109040016918941511134712557597035181108571698338061237799771146345822901047886169600190256918895513531031910277164647202713811351178457788688700211517238858651028868164119744425091612164301150270769844519339569543445950351516631752962896684047137782083941637176998798199310283517085474039899
term 7971^338+338
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,319 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008089509 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009008089509},"decimal":true,"detail":2}}'